Because you like Riggan Thomson in Birdman

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

Andrea Sachs' boss is not happy unless everyone around her is panicked, nauseous or suicidal. See them in The Devil Wears Prada.

Maddy Perez seems like an angel until she opens her mouth. See them in Euphoria.